PLTW: Biomedical Science Unit 1
Questions and Answers 100% Pass
5 steps to a crime scene investigation - ✔✔1. Collect evidence
2. Sketch
3. Interview
4. examine
5. photograph
4 parts to a crime scene - ✔✔sketch, legend, key, scale
3 primary fingerprint ridge patterns - ✔✔arch, whorl, loop
arch fingerprint - ✔✔
whorl fingerprint - ✔✔
loop fingerprint - ✔✔
7 steps to experimental design - ✔✔1. Identify the problem or question
2. Predict a solution to the problem or an answer to the question
Brittie Donald, All Rights Reserved © 2025 1
, 3. Design an experiment to test your hypothesis
4. Carry out the experiment
5. analyze the data and observations
6. state the conclusion
7. summary paragraph
Independent variable - ✔✔variable that is varied or manipulated by the researcher
Dependent variable - ✔✔measurable effect, outcome, or response in which the research
is interested
Biomedical Science - ✔✔The application of the principles of the natural sciences,
especially biology and physiology, to clinical medicine.
Control Group - ✔✔The group in an experiment where the independent variable being
tested is not applied so that it may serve as a standard for the comparison against the
experimental group where the independent variable is applied.
Experiment - ✔✔A research study conducted to determine the effect that one variable
has upon another variable.
Forensic Science - ✔✔The application of scientific knowledge to questions of civil and
criminal law.
Brittie Donald, All Rights Reserved © 2025 2
Questions and Answers 100% Pass
5 steps to a crime scene investigation - ✔✔1. Collect evidence
2. Sketch
3. Interview
4. examine
5. photograph
4 parts to a crime scene - ✔✔sketch, legend, key, scale
3 primary fingerprint ridge patterns - ✔✔arch, whorl, loop
arch fingerprint - ✔✔
whorl fingerprint - ✔✔
loop fingerprint - ✔✔
7 steps to experimental design - ✔✔1. Identify the problem or question
2. Predict a solution to the problem or an answer to the question
Brittie Donald, All Rights Reserved © 2025 1
, 3. Design an experiment to test your hypothesis
4. Carry out the experiment
5. analyze the data and observations
6. state the conclusion
7. summary paragraph
Independent variable - ✔✔variable that is varied or manipulated by the researcher
Dependent variable - ✔✔measurable effect, outcome, or response in which the research
is interested
Biomedical Science - ✔✔The application of the principles of the natural sciences,
especially biology and physiology, to clinical medicine.
Control Group - ✔✔The group in an experiment where the independent variable being
tested is not applied so that it may serve as a standard for the comparison against the
experimental group where the independent variable is applied.
Experiment - ✔✔A research study conducted to determine the effect that one variable
has upon another variable.
Forensic Science - ✔✔The application of scientific knowledge to questions of civil and
criminal law.
Brittie Donald, All Rights Reserved © 2025 2
